/* roulang page: index */
:root {
      --brand: #0EA89A;
      --brand-2: #1FA971;
      --ink: #1B2228;
      --ink-soft: #3A4550;
      --muted: #5C6770;
      --badge: #E0A21A;
      --badge-ink: #3A2A08;
      --danger: #C44536;
      --bg: #F3F5F4;
      --card: #FFFFFF;
      --dark: #10161A;
      --dark-2: #171F25;
      --line: #D7DEDC;
      --line-strong: #C3CDCA;
      --radius: 24px;
      --radius-sm: 16px;
      --radius-lg: 28px;
      --radius-pill: 999px;
      --shadow: 0 12px 32px rgba(16, 22, 26, 0.08);
      --shadow-hover: 0 18px 40px rgba(16, 22, 26, 0.14);
      --space: 28px;
      --container: 1220px;
      --grad: linear-gradient(135deg, #0EA89A 0%, #1FA971 52%, #243038 100%);
      --grad-h: linear-gradient(90deg, #0EA89A 0%, #1FA971 55%, #2A3A42 100%);
      --focus: 0 0 0 3px rgba(14, 168, 154, 0.35);
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--ink);
      background: var(--bg);
      line-height: 1.75;
      font-size: 16px;
      font-weight: 400;
      overflow-x: hidden;
    }
    img { max-width: 100%; display: block; height: auto; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { margin: 0; line-height: 1.28; font-weight: 700; color: var(--ink); letter-spacing: 0.01em; }
    p { margin: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible { outline: none; box-shadow: var(--focus); }
    .skip-link {
      position: absolute; left: 12px; top: -48px; z-index: 80;
      background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 10px;
    }
    .skip-link:focus { top: 12px; }
    .container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
    .tabular { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }
    .site-header {
      position: sticky; top: 0; z-index: 50; background: rgba(243, 245, 244, 0.92);
      backdrop-filter: blur(14px); box-shadow: 0 8px 24px rgba(16, 22, 26, 0.04);
    }
    .topbar {
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      background: #171F25; color: #D5E4E1; font-size: 13px; min-height: 38px;
      padding: 6px 0;
    }
    .topbar a { color: #E7F3F1; }
    .topbar a:hover { color: #7FE0D4; }
    .topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
    .topbar .dot { width: 4px; height: 4px; border-radius: 50%; background: #0EA89A; display: inline-block; }
    .apply-mini {
      display: inline-flex; align-items: center; min-height: 28px; padding: 0 12px;
      border-radius: var(--radius-pill); background: var(--grad); color: #fff !important; font-weight: 500;
    }
    .nav-main {
      display: flex; align-items: center; justify-content: space-between; gap: 20px;
      min-height: 74px; background: #fff; position: relative;
    }
    .nav-main::after {
      content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--grad-h);
    }
    .logo {
      display: flex; align-items: center; gap: 10px; flex-shrink: 0;
    }
    .logo-mark {
      width: 42px; height: 42px; border-radius: 12px; background: var(--grad);
      display: grid; place-items: center; box-shadow: 0 8px 16px rgba(14, 168, 154, 0.28);
    }
    .logo-text { display: flex; flex-direction: column; line-height: 1.15; }
    .logo-text strong { font-size: 18px; font-weight: 700; color: var(--ink); }
    .logo-text span { font-size: 12px; color: var(--muted); font-weight: 500; }
    .nav-links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
    .nav-links a {
      padding: 8px 12px; border-radius: 999px; font-size: 14.5px; font-weight: 500; color: var(--ink-soft);
      min-height: 44px; display: inline-flex; align-items: center;
      transition: color .2s, background .2s;
    }
    .nav-links a:hover, .nav-links a.is-active { color: var(--brand); background: rgba(14, 168, 154, 0.08); }
    .nav-cta { display: flex; align-items: center; gap: 10px; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 0 20px; border-radius: var(--radius-pill); border: 0;
      font-weight: 700; font-size: 15px; transition: transform .2s, filter .2s, box-shadow .2s, background .2s;
    }
    .btn:active { transform: translateY(1px); }
    .btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 18px rgba(14, 168, 154, 0.28); }
    .btn-primary:hover { filter: brightness(1.05); }
    .btn-ghost {
      background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.7);
    }
    .btn-ghost:hover { background: rgba(255,255,255,.1); }
    .btn-ink {
      background: #fff; color: var(--ink); border: 1.5px solid var(--ink);
    }
    .btn-ink:hover { background: var(--ink); color: #fff; }
    .btn-wide { width: 100%; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: #fff;
      align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { width: 18px; height: 2px; background: var(--ink); display: block; }
    .drawer {
      position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px); background: #fff; z-index: 70;
      transform: translateX(110%); transition: transform .28s ease; box-shadow: -16px 0 40px rgba(16,22,26,.18);
      padding: 24px 20px 32px; display: flex; flex-direction: column; gap: 18px;
    }
    .drawer.open { transform: translateX(0); }
    .drawer-backdrop {
      position: fixed; inset: 0; background: rgba(16,22,26,.46); z-index: 60; opacity: 0; pointer-events: none; transition: opacity .2s;
    }
    .drawer-backdrop.open { opacity: 1; pointer-events: auto; }
    .drawer nav { display: flex; flex-direction: column; gap: 6px; }
    .drawer nav a { min-height: 44px; display: flex; align-items: center; padding: 0 12px; border-radius: 12px; font-weight: 500; }
    .drawer nav a:hover { background: rgba(14,168,154,.08); color: var(--brand); }
    .hero { position: relative; }
    .carousel { position: relative; overflow: hidden; min-height: 640px; }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s ease, visibility .6s;
      background-size: cover; background-position: center;
    }
    .slide.is-active { opacity: 1; visibility: visible; position: relative; }
    .slide::before {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(16,22,26,.82) 0%, rgba(16,22,26,.55) 48%, rgba(16,22,26,.28) 100%);
    }
    .slide-inner {
      position: relative; z-index: 2; width: min(var(--container), calc(100% - 40px)); margin: 0 auto;
      min-height: 640px; display: flex; align-items: center; padding: 72px 0 96px;
    }
    .slide-copy { max-width: 680px; color: #F4F7F6; }
    .brand-chip {
      display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px;
      background: rgba(14,168,154,.16); border: 1px solid rgba(127,224,212,.35); color: #B6F0E8;
      font-size: 13px; font-weight: 500; margin-bottom: 18px;
    }
    .slide-copy h1, .slide-copy .slide-title {
      font-size: clamp(32px, 4.4vw, 52px); color: #fff; margin-bottom: 16px; font-weight: 700;
    }
    .slide-lead { font-size: 16px; line-height: 1.9; color: #DCE7E4; margin-bottom: 22px; max-width: 640px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
    .data-badge {
      display: inline-flex; align-items: baseline; gap: 6px; min-height: 36px; padding: 4px 12px;
      border-radius: 999px; background: var(--badge); color: var(--badge-ink); font-weight: 700;
      box-shadow: 0 8px 16px rgba(224,162,26,.28);
    }
    .data-badge .num { font-size: 18px; font-variant-numeric: tabular-nums; }
    .data-badge .unit { font-size: 12px; font-weight: 700; }
    .data-badge.teal { background: rgba(14,168,154,.14); color: #0B6F66; box-shadow: none; border: 1px solid rgba(14,168,154,.35); }
    .data-badge.dark { background: rgba(255,255,255,.1); color: #fff; box-shadow: none; border: 1px solid rgba(255,255,255,.18); }
    .data-badge.alert { background: rgba(196,69,54,.12); color: #9A2F24; box-shadow: none; border: 1px solid rgba(196,69,54,.3); }
    .carousel-ui { position: absolute; z-index: 3; left: 0; right: 0; bottom: 22px; display: flex; justify-content: center; align-items: center; gap: 14px; }
    .carousel-arrow, .carousel-pause {
      width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,.45);
      background: rgba(16,22,26,.45); color: #fff; display: grid; place-items: center;
    }
    .carousel-arrow:hover, .carousel-pause:hover { background: rgba(14,168,154,.85); }
    .dots { display: flex; gap: 8px; }
    .dots button {
      width: 10px; height: 10px; border-radius: 50%; border: 0; background: rgba(255,255,255,.4);
      min-width: 10px; padding: 0;
    }
    .dots button.is-active { background: #0EA89A; transform: scale(1.2); }
    .energy-line {
      height: 3px; width: 100%; background: var(--grad-h); opacity: .9;
    }
    main { display: block; }
    .section { padding: 88px 0; position: relative; }
    .section.alt { background: #fff; }
    .section.tight { padding: 56px 0; }
    .kicker { color: var(--brand); font-size: 13px; font-weight: 700; letter-spacing: .08em; margin-bottom: 10px; }
    .section-head { max-width: 760px; margin-bottom: 36px; }
    .section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
    .section-head h2 { font-size: clamp(26px, 3vw, 36px); margin-bottom: 14px; }
    .section-head p { color: var(--ink-soft); font-size: 16px; line-height: 1.9; }
    .split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
    .media-frame {
      position: relative; border-radius: var(--radius-lg); overflow: hidden;
      box-shadow: var(--shadow); background: #0F171B;
    }
    .media-frame img { width: 100%; height: 460px; object-fit: cover; }
    .badge-stack { position: absolute; left: 16px; bottom: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
    .spec-list { margin-top: 22px; display: grid; gap: 12px; }
    .spec-item {
      display: grid; grid-template-columns: 8px 1fr; gap: 12px; align-items: start;
      padding: 14px 16px; background: #fff; border-radius: 16px; border: 1px solid var(--line);
    }
    .spec-item i { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); margin-top: 8px; display: block; }
    .card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .cap-card {
      background: var(--card); border-radius: var(--radius); padding: 26px 24px 22px;
      box-shadow: var(--shadow); border: 1px solid transparent; transition: transform .2s, box-shadow .2s, border-color .2s;
      min-height: 250px; display: flex; flex-direction: column; gap: 12px;
    }
    .cap-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(14,168,154,.45); }
    .icon-box {
      width: 46px; height: 46px; border-radius: 14px; background: rgba(14,168,154,.12); color: var(--brand);
      display: grid; place-items: center;
    }
    .cap-card h3 { font-size: 20px; }
    .cap-card p { color: var(--ink-soft); font-size: 15px; line-height: 1.8; }
    .product-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .product-card {
      background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow);
      display: flex; flex-direction: column; min-height: 540px; border: 1px solid transparent;
      transition: transform .2s, box-shadow .2s, border-color .2s;
    }
    .product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: rgba(14,168,154,.4); }
    .product-card img { width: 100%; height: 240px; object-fit: cover; }
    .product-body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
    .product-body h3 { font-size: 22px; }
    .spec-points { display: grid; gap: 8px; color: var(--ink-soft); font-size: 14.5px; }
    .spec-points li { padding-left: 16px; position: relative; }
    .spec-points li::before { content: ""; width: 7px; height: 7px; border-radius: 2px; background: var(--brand); position: absolute; left: 0; top: 8px; }
    .bento {
      display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: repeat(3, 150px); gap: 18px;
    }
    .scene-card {
      position: relative; overflow: hidden; border-radius: var(--radius); min-height: 150px;
      box-shadow: var(--shadow); color: #fff;
    }
    .scene-card img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .scene-card .mask {
      position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16,22,26,.15), rgba(16,22,26,.78));
    }
    .scene-copy { position: relative; z-index: 1; padding: 22px; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; }
    .scene-copy h3 { color: #fff; font-size: 22px; margin-bottom: 6px; }
    .scene-copy p { color: #DCE7E4; font-size: 14.5px; }
    .scene-featured { grid-row: 1 / span 3; min-height: 486px; }
    .scene-featured .scene-copy p { max-width: 420px; }
    .demo-stage { background: linear-gradient(180deg, #fff 0%, #EEF3F1 100%); border-radius: var(--radius-lg); padding: 22px; box-shadow: var(--shadow); }
    .demo-screen { border-radius: 24px; overflow: hidden; border: 8px solid #1B2228; background: #10161A; }
    .demo-screen img { width: 100%; height: 420px; object-fit: cover; }
    .demo-tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 16px; }
    .demo-tab {
      text-align: left; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 14px 12px;
      min-height: 92px; color: var(--ink);
    }
    .demo-tab strong { display: block; margin-bottom: 4px; font-size: 15px; }
    .demo-tab span { color: var(--muted); font-size: 13px; line-height: 1.5; }
    .demo-tab.is-active, .demo-tab:hover { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand) inset; }
    .timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
    .timeline::before {
      content: ""; position: absolute; top: 27px; left: 6%; right: 6%; height: 3px; background: var(--grad-h); opacity: .7;
    }
    .step {
      background: #fff; border-radius: var(--radius); padding: 22px 18px 18px; position: relative; box-shadow: var(--shadow);
      text-align: left;
    }
    .step-index {
      width: 36px; height: 36px; border-radius: 50%; background: var(--grad); color: #fff; display: grid; place-items: center;
      font-weight: 700; margin-bottom: 12px; position: relative; z-index: 1;
    }
    .step h3 { font-size: 17px; margin-bottom: 8px; }
    .step p { color: var(--ink-soft); font-size: 14.5px; }
    .dark-band {
      background:
        linear-gradient(135deg, rgba(14,168,154,.18), rgba(16,22,26,.92)),
        #10161A;
      color: #E8EEEC; padding: 88px 0;
    }
    .dark-band h2, .dark-band h3 { color: #fff; }
    .case-grid { display: grid; grid-template-columns: 1.15fr 1.15fr .9fr; gap: 20px; }
    .case-card {
      background: rgba(255,255,255,.04); border: 1px solid rgba(127,224,212,.2); border-radius: var(--radius);
      padding: 24px; min-height: 280px;
    }
    .case-card p { color: #C9D6D2; }
    .idea-card { background: linear-gradient(180deg, rgba(14,168,154,.16), rgba(255,255,255,.03)); }
    .idea-card ul { margin-top: 16px; display: grid; gap: 10px; }
    .idea-card li { padding-left: 16px; position: relative; color: #D5E4E1; }
    .idea-card li::before { content: ""; width: 7px; height: 7px; background: var(--badge); border-radius: 50%; position: absolute; left: 0; top: 9px; }
    .price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
    .price-card {
      background: #fff; border-radius: var(--radius-lg); padding: 28px 24px; box-shadow: var(--shadow);
      border: 1px solid var(--line); display: flex; flex-direction: column; gap: 14px;
    }
    .price-card.featured {
      border: 2px solid transparent; background:
        linear-gradient(#fff, #fff) padding-box,
        var(--grad) border-box;
      transform: translateY(-8px);
    }
    .price { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; }
    .price small { font-size: 14px; color: var(--muted); font-weight: 500; }
    .inc-list { display: grid; gap: 8px; color: var(--ink-soft); font-size: 14.5px; flex: 1; }
    .inc-list li { padding-left: 18px; position: relative; }
    .inc-list li::before { content: "＋"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }
    .inc-list li.out::before { content: "－"; color: var(--danger); }
    .story-grid { display: grid; grid-template-columns: 1.4fr .8fr; gap: 20px; }
    .story-main, .story-side {
      background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
    }
    .story-main img { width: 100%; height: 280px; object-fit: cover; }
    .story-main .pad, .story-side { padding: 22px; }
    .quote { font-size: 18px; line-height: 1.8; margin: 10px 0 16px; }
    .who { color: var(--muted); font-size: 14px; }
    .side-stack { display: grid; gap: 16px; }
    .stats-bar {
      display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px;
      background: #171F25; border-radius: var(--radius); padding: 28px 18px;
    }
    .stat { text-align: center; color: #fff; }
    .stat .num-wrap {
      display: inline-flex; align-items: baseline; gap: 4px; padding: 6px 12px; border-radius: 999px;
      background: rgba(224,162,26,.16); border: 1px solid rgba(224,162,26,.4); margin-bottom: 8px;
    }
    .stat .num { font-size: 28px; font-weight: 700; color: var(--badge); font-variant-numeric: tabular-nums; }
    .stat .unit { font-size: 12px; color: #F0D48A; }
    .stat .label { font-size: 13px; color: #C9D6D2; }
    .review-wall {
      columns: 3; column-gap: 18px;
    }
    .review-card {
      break-inside: avoid; background: #fff; border-radius: var(--radius); padding: 18px 18px 16px;
      box-shadow: var(--shadow); margin-bottom: 18px; border: 1px solid #EEF2F1;
    }
    .stars { display: flex; gap: 4px; margin-bottom: 8px; }
    .star { width: 22px; height: 22px; border-radius: 999px; background: var(--badge); color: #3A2A08; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
    .review-card p { font-size: 14.5px; color: var(--ink-soft); }
    .review-card .meta { margin-top: 10px; font-size: 13px; color: var(--muted); }
    .voice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .voice-card {
      background: #fff; border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow);
      display: grid; gap: 12px; min-height: 280px; border-top: 4px solid var(--brand);
    }
    .avatar {
      width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
      color: #fff; font-weight: 700;
    }
    .logo-wall { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
    .tag {
      display: inline-flex; align-items: center; min-height: 32px; padding: 0 12px; border-radius: 999px;
      background: rgba(14,168,154,.1); color: #0B6F66; font-size: 13px; font-weight: 500;
    }
    .news-layout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 24px; }
    .news-list { display: grid; gap: 16px; }
    .news-card {
      display: grid; grid-template-columns: 180px 1fr; gap: 16px; background: #fff; border-radius: var(--radius);
      overflow: hidden; box-shadow: var(--shadow);
    }
    .news-card img { width: 100%; height: 132px; object-fit: cover; }
    .news-card .pad { padding: 14px 16px 14px 0; }
    .news-card h3 { font-size: 18px; margin-bottom: 6px; }
    .news-card p { font-size: 14px; color: var(--ink-soft); }
    .date { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
    .rank-panel { background: #171F25; color: #E8EEEC; border-radius: var(--radius); padding: 22px; }
    .rank-panel h3 { color: #fff; margin-bottom: 14px; font-size: 20px; }
    .rank-item {
      display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.08);
      color: #D5E4E1; font-size: 14.5px;
    }
    .rank-item span { width: 24px; height: 24px; border-radius: 8px; background: rgba(14,168,154,.2); color: #7FE0D4; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
    .topic-bar { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; }
    .faq-list { display: grid; gap: 12px; max-width: 920px; margin: 0 auto; }
    .faq-item { background: #fff; border-radius: var(--radius-sm); box-shadow: var(--shadow); overflow: hidden; border: 1px solid var(--line); }
    .faq-item button {
      width: 100%; text-align: left; background: transparent; border: 0; min-height: 58px;
      padding: 14px 52px 14px 20px; font-size: 16px; font-weight: 700; position: relative; color: var(--ink);
    }
    .faq-item button::after {
      content: ""; position: absolute; right: 20px; top: 50%; width: 10px; height: 10px;
      border-right: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
      transform: translateY(-70%) rotate(45deg); transition: transform .2s;
    }
    .faq-item.open button::after { transform: translateY(-20%) rotate(225deg); }
    .faq-panel { display: none; padding: 0 20px 18px; color: var(--ink-soft); font-size: 15px; line-height: 1.9; }
    .faq-item.open .faq-panel { display: block; }
    .cta-band {
      padding: 72px 0 80px; background: var(--grad); color: #fff;
    }
    .cta-band h2 { color: #fff; }
    .cta-wrap { display: grid; grid-template-columns: 1fr 1.05fr; gap: 32px; align-items: start; }
    .apply-form {
      background: #fff; color: var(--ink); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-hover);
      display: grid; gap: 12px;
    }
    .field { display: grid; gap: 6px; }
    .field label { font-size: 14px; font-weight: 700; }
    .field input, .field select, .field textarea {
      width: 100%; border: 1px solid var(--line-strong); border-radius: 12px; min-height: 44px; padding: 10px 12px;
      background: #F8FAF9; color: var(--ink);
    }
    .field textarea { min-height: 96px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand); box-shadow: var(--focus); outline: none; background: #fff; }
    .field.error input, .field.error select, .field.error textarea { border-color: var(--danger); }
    .form-msg { font-size: 14px; color: var(--muted); }
    .form-msg.ok { color: #0B6F66; }
    .site-footer { background: #10161A; color: #C9D6D2; padding: 56px 0 24px; }
    .foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.1fr .9fr; gap: 28px; margin-bottom: 28px; }
    .site-footer h3 { color: #fff; font-size: 16px; margin-bottom: 14px; }
    .site-footer a { color: #C9D6D2; }
    .site-footer a:hover { color: #7FE0D4; }
    .foot-links { display: grid; gap: 8px; }
    .copyright { border-top: 1px solid rgba(255,255,255,.08); padding-top: 16px; font-size: 13px; color: #8B9894; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .grid-deco {
      pointer-events: none; position: absolute; inset: 0;
      background-image: linear-gradient(rgba(14,168,154,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(14,168,154,.05) 1px, transparent 1px);
      background-size: 42px 42px; mask-image: linear-gradient(#000, transparent 80%);
    }
    @media (max-width: 1280px) {
      .container, .slide-inner { width: min(1120px, calc(100% - 36px)); }
      .stats-bar { grid-template-columns: repeat(3, 1fr); row-gap: 18px; }
    }
    @media (max-width: 1024px) {
      .nav-links { display: none; }
      .nav-cta .btn { display: none; }
      .menu-toggle { display: flex; }
      .split, .bento, .case-grid, .price-grid, .story-grid, .voice-grid, .news-layout, .cta-wrap, .product-track, .card-grid { grid-template-columns: 1fr 1fr; }
      .bento { grid-template-rows: 280px 160px 160px; }
      .scene-featured { grid-column: 1 / -1; grid-row: auto; min-height: 280px; }
      .timeline { grid-template-columns: 1fr 1fr; }
      .timeline::before { display: none; }
      .review-wall { columns: 2; }
      .foot-grid { grid-template-columns: 1fr 1fr; }
      .carousel, .slide-inner { min-height: 560px; }
      .news-card { grid-template-columns: 140px 1fr; }
    }
    @media (max-width: 768px) {
      .topbar { display: none; }
      .section { padding: 64px 0; }
      .split, .card-grid, .product-track, .price-grid, .voice-grid, .news-layout, .cta-wrap, .case-grid, .demo-tabs { grid-template-columns: 1fr; }
      .bento { grid-template-columns: 1fr; grid-template-rows: none; }
      .scene-card, .scene-featured { min-height: 220px; }
      .timeline { grid-template-columns: 1fr; }
      .stats-bar { grid-template-columns: 1fr 1fr; }
      .review-wall { columns: 1; }
      .foot-grid { grid-template-columns: 1fr; }
      .news-card { grid-template-columns: 1fr; }
      .news-card img { height: 180px; }
      .news-card .pad { padding: 14px 16px 18px; }
      .media-frame img, .demo-screen img, .story-main img { height: 240px; }
      .product-card { min-height: 0; }
      .price-card.featured { transform: none; }
      .slide-copy h1, .slide-copy .slide-title { font-size: 30px; }
      .carousel, .slide-inner { min-height: 540px; }
    }
    @media (max-width: 520px) {
      .container, .slide-inner { width: calc(100% - 28px); }
      .hero-actions .btn { width: 100%; }
      .carousel-ui { gap: 8px; }
      .stats-bar { grid-template-columns: 1fr; }
      body { font-size: 15px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      * { transition: none !important; animation: none !important; }
    }